Welded pipe fabrication; a course of instruction explaining all common cuts and layouts made on pipe, with explanations of short methods, the mathematics needed, and the tools used in developing patterns for, calculating, and fabricating any welded piping system.

Mode of access: Internet.

Applied mathematics series.

Mode of access: Internet.

Practical mathematics of aviation,

"Answers": p. 95-101.

The mathematics of personnel utilization models,

Mode of access: Internet.

Lectures on applied mathematics.

Includes bibliography.

Elementary concepts of mathematics

"Lithoprinted."

Mathematics for ready reference, with practical problems and answers,

Mode of access: Internet.

Studies in mathematics education, a brief survey of improvement programs for school mathematics.

Bibliography: p. 70-71.

Catalogue of the Mount Airy agricultural institute, Germantown, Pa. : designed for instruction in scientific and practical agriculture, mathematics and the natural sciences.

Mode of access: Internet.

Finite mathematics with business applications

Includes bibliography.

Encyclopaedia of pure mathematics.

Articles reprinted from Encyclopaedia metropolitana.

Thinking in the language of mathematics; the elementary school level.

Bibliography: p. 121-126, 129-130.

Paper folding for the mathematics class /

Includes bibliographical references (p. iv).

Intermediate mathematics papers.

Mode of access: Internet.

Mathematics for the practical engineer. Engineers' study course from Power; a mathematical manual for the power plant engineer. Contains simplified lessons for home-study in fractions, ratio and proportion, percentage, involution and evolution, square root, cube root, formulas, logarithms, mensuration and plane trigonometry,

Mode of access: Internet.